Implement Request.context for Fetch API

Source/modules/fetch/Request.idl

Index: Source/modules/fetch/Request.idl
diff --git a/Source/modules/fetch/Request.idl b/Source/modules/fetch/Request.idl
index 4aacac79c05f6cdeb5cafdd0637caf4d89f85f72..02870cf541ff276890f9f6d3a611724e7bbc6d8f 100644
--- a/Source/modules/fetch/Request.idl
+++ b/Source/modules/fetch/Request.idl
@@ -8,6 +8,10 @@ typedef (Request or USVString) RequestInfo;
 
 enum RequestMode { "same-origin", "no-cors", "cors" };
 enum RequestCredentials { "omit", "same-origin", "include" };
+enum RequestContext { "", "audio", "beacon", "cspreport", "download", "embed", "eventsource", "favicon",

[jsbell, 2015/04/06 17:04:15]

Put this above RequestMode to match the spec order

[shiva.jm, 2015/04/09 09:16:22]

Done.

+"fetch", "font", "form", "frame", "hyperlink", "iframe", "image", "imageset", "import", "internal",

[jsbell, 2015/04/06 17:04:15]

Can you indent these continuation lines?

Maybe try and match the spec and format like:

enum RequestContext {
    ...
};

[shiva.jm, 2015/04/09 09:16:22]

Done.

+"location", "manifest", "metarefresh", "object", "ping", "plugin", "prefetch", "script", "serviceworker",
+"sharedworker", "subresource", "style", "track", "video", "worker", "xmlhttprequest", "xslt" };
 
 [
     Constructor(RequestInfo input, optional Dictionary requestInitDict),
@@ -32,8 +36,7 @@ enum RequestCredentials { "omit", "same-origin", "include" };
     // is removed.
     [RuntimeEnabled=ExperimentalStream] readonly attribute ReadableByteStream body;
 
-    // FIXME: Implement the following:
-    // readonly attribute RequestContext context;
+    readonly attribute RequestContext context;

[jsbell, 2015/04/06 17:04:15]

Move above referrer to match the attribute order in the spec.

[shiva.jm, 2015/04/09 09:16:22]

Done.

 };
 
 Request implements Body;